hotfix(medusa): Temporary multi-warehouse support for draft orders (#3665)

* remove reservations from draft order creation and show correct inventory

* add changeset

* add integration tests

* adjust inventory on payment if no inventory service is installed

packages/medusa/src/api/routes/admin/draft-orders/register-payment.ts

@@ -5,14 +5,14 @@ import {
   PaymentProviderService,
   ProductVariantInventoryService,
 } from "../../../../services"
-
-import { MedusaError } from "medusa-core-utils"
-import { EntityManager } from "typeorm"
-import { Order } from "../../../../models"
 import {
   defaultAdminOrdersFields as defaultOrderFields,
   defaultAdminOrdersRelations as defaultOrderRelations,
 } from "../../../../types/orders"
+
+import { EntityManager } from "typeorm"
+import { MedusaError } from "medusa-core-utils"
+import { Order } from "../../../../models"
 import { cleanResponseData } from "../../../../utils/clean-response-data"
 
 /**
@@ -76,6 +76,7 @@ export default async (req, res) => {
     "paymentProviderService"
   )
   const orderService: OrderService = req.scope.resolve("orderService")
+  const inventoryService: OrderService = req.scope.resolve("inventoryService")
   const cartService: CartService = req.scope.resolve("cartService")
   const productVariantInventoryService: ProductVariantInventoryService =
     req.scope.resolve("productVariantInventoryService")
@@ -113,9 +114,12 @@ export default async (req, res) => {
         select: defaultOrderFields,
       })
 
-    await reserveQuantityForDraftOrder(order, {
-      productVariantInventoryService,
-    })
+    // TODO: Re-enable when we have a way to handle inventory for draft orders on creation
+    if (!inventoryService) {
+      await reserveQuantityForDraftOrder(order, {
+        productVariantInventoryService,
+      })
+    }
 
     return order
   })

packages/medusa/src/api/routes/admin/variants/list-variants.ts

@@ -1,16 +1,20 @@
-import { IsInt, IsOptional, IsString } from "class-validator"
-
-import { Type } from "class-transformer"
-import { omit } from "lodash"
 import {
   CartService,
   PricingService,
+  ProductVariantInventoryService,
   RegionService,
+  SalesChannelService,
 } from "../../../../services"
-import ProductVariantService from "../../../../services/product-variant"
-import { NumericalComparisonOperator } from "../../../../types/common"
+import { IsInt, IsOptional, IsString } from "class-validator"
+
 import { AdminPriceSelectionParams } from "../../../../types/price-selection"
+import { IInventoryService } from "@medusajs/types"
 import { IsType } from "../../../../utils/validators/is-type"
+import { NumericalComparisonOperator } from "../../../../types/common"
+import { PricedVariant } from "../../../../types/pricing"
+import ProductVariantService from "../../../../services/product-variant"
+import { Type } from "class-transformer"
+import { omit } from "lodash"
 
 /**
  * @oas [get] /admin/variants
@@ -143,7 +147,7 @@ export default async (req, res) => {
     currencyCode = region.currency_code
   }
 
-  const variants = await pricingService.setVariantPrices(rawVariants, {
+  let variants = await pricingService.setVariantPrices(rawVariants, {
     cart_id: req.validatedQuery.cart_id,
     region_id: regionId,
     currency_code: currencyCode,
@@ -152,6 +156,27 @@ export default async (req, res) => {
     ignore_cache: true,
   })
 
+  const inventoryService: IInventoryService | undefined =
+    req.scope.resolve("inventoryService")
+
+  const salesChannelService: SalesChannelService = req.scope.resolve(
+    "salesChannelService"
+  )
+  const productVariantInventoryService: ProductVariantInventoryService =
+    req.scope.resolve("productVariantInventoryService")
+
+  if (inventoryService) {
+    const [salesChannelsIds] = await salesChannelService.listAndCount(
+      {},
+      { select: ["id"] }
+    )
+
+    variants = (await productVariantInventoryService.setVariantAvailability(
+      variants,
+      salesChannelsIds.map((salesChannel) => salesChannel.id)
+    )) as PricedVariant[]
+  }
+
   res.json({
     variants,
     count,